1 If necessary, check the Check for updated definitions before scanning check box. 2  If necessary, check the Run a scan only when system is idle check box.  Click Save. Now, every day at 11:00 a.m. (in this example), if the computer is on, Windows Defender will do a quick scan of your computer's hard drive.
Atwell Island Land Retirement Demonstration Project Atwell Island is located within the southeastern portion of now-drained Tulare Lake which as recently as 100 years ago was the largest freshwater lake west of the Mississippi River.twell Island is currently home to federally listed and sensitive animal species including mountain plover, Tipton's kangaroo rat, and the San Joaquin kit fox, tricolored blackbird, burrowing owls, horned lizards, and the blunt-nosed leopard lizard.
Heron Island is a coral cay located near the Tropic of Capricorn in the southern Great Barrier Reef, 80 km north-east of Gladstone, Queensland, Australia, and 460 km north-north-west of the state capital Brisbane.he University of Queensland Heron Island Research Station is situated in the island's south-west quarter. Established in the 1950s, the facility is one of the world's principal coral reef research stations, with a wide variety of research undertaken on coral reef ecology.